A watch has a circular shape and a diameter of 12 millimeters (mm). Approximately what is the circumference of the lense, to the nearest whole number?

There were 816 people at a concert when a band started to play. after each song, only half the people stayed to hear the next song. how many people were left at the concert after x songs? write a function to represent this scenario.

Ireally need subtract and simplify.(-y^2 – 4y - 8) – (-4y^2 – 6y + 3)show your work, ! i will mark you brainliest but you have to show your work.

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83